Cartridge, Check Valve4820-01-089-3939

NSN 4820-01-089-3939 · NIIN 010893939 · Part number 001521

Jacobs Mfg Co the · FSC 4820 — Valves, Nonpowered · FSG 48 — Valves · CAGE 75078

Government record, cited

NSN 4820-01-089-3939 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-089-3939. Manufacturer of record part number: 001521.

Also searched as 4820-01-089-3939 · 4820010893939 · NIIN 010893939 · 01-089-3939 · FSC 4820 Valves, Nonpowered · CAGE 75078 · 001521

Nearby stock numbers ← 4820-01-089-3935 Bulb Assembly · 4820-01-089-3940 →

4820-01-089-3939 — Valves, Nonpowered

Features

Cartridge,check Valve — FSC 4820
1 manufacturer part number on file
Manufacturer of record: Jacobs Mfg Co the

Identification

NSN: 4820-01-089-3939
NIIN: 010893939
FSC: 4820 — Valves, Nonpowered
FSG: 48 — Valves
Primary part number: 001521
Manufacturer: Jacobs Mfg Co the

General Description

The Cartridge,check Valve, cataloged under National Stock Number 4820-01-089-3939, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Jacobs Mfg Co the. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.

Technical Specifications

Parameter	Value
NSN	4820-01-089-3939
Primary Part Number	001521
Item Name	Cartridge,check Valve
FSC / FSG	4820 / 48 — Valves, Nonpowered
Manufacturer	Jacobs Mfg Co the
Status	ACTIVE

Lifecycle & Compliance

Acquisition Status	ACTIVE
DEMIL Code	DEMIL A — No Demilitarization Required
Hazard	No hazard code in the DLA record (HMIC N)
Criticality Code	X

Cross-Reference Index

Part Number	Manufacturer
001521 PRIMARY	Jacobs Mfg Co the (USA)

No interchangeability data on file.

Other items in FSC 4820 — Valves, Nonpowered

Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.

4820-00-000-0097

4820-00-000-0097 · Item name not on file

4820-00-001-0010

VALVE,ROTARY,SELECTOR

4820-00-001-0020

4820-00-001-0020 · Item name not on file

4820-00-001-0021

4820-00-001-0021 · Item name not on file

4820-00-001-0032

4820-00-001-0032 · Item name not on file

4820-00-001-0037

VALVE,SAFETY RELIEF

4820-00-001-0042

4820-00-001-0042 · Item name not on file

4820-00-001-1230

4820-00-001-1230 · Item name not on file

Frequently Asked Questions

What is NSN 4820-01-089-3939?

NSN 4820-01-089-3939 is a Cartridge,check Valve, manufactured by Jacobs Mfg Co the, classified under FSC 4820, Valves, Nonpowered. Status: active.

What part numbers are listed for NSN 4820-01-089-3939?

NSN 4820-01-089-3939 has 1 manufacturer part number on file: 001521 (Jacobs Mfg Co the).

What are the specifications of 001521?

Key specifications for 001521: Special Features: STEEL, 0.562 IN. BODY DIA,ANGLE FLOW PATTERN, SPRING LOADED BALL CHECK, 1.150 IN. O/A LG IN. 0 specifications are documented in the U.S. Government catalog.

Is NSN 4820-01-089-3939 hazardous material?

No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.

Sources

U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.

U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.

✓ Data cited from the U.S. Government catalog; commercial cross-references from OEM and certified industry sources.

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